In the mass spectrum of $\text{CH}_3\text{Cl}$, a molecular ion peak, $\text{M}^+$, appears at $m/e = 50$ with a relative abundance of $18.0\%$. There are also other peaks in the spectrum. What peak is observed at $m/e = 52$?
- Aa peak with relative abundance of $4.5\%$
- Ba peak with relative abundance of $6.0\%$
- Ca peak with relative abundance of $18.0\%$
- Da peak with relative abundance of $54.0\%$